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BOSTON MARATHON 2025

Jurgen Keppens

Bib: 13495•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 45%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Top 48%
Division (M50-54)
#0 / 1996
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:39/mi
23:45
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
47:32
↑ 79↓ 1380.4%
15K· 9.32 mi
7:50/mi
1:11:51
↑ 67↓ 78
20K· 12.43 mi
7:51/mi
1:36:13
↑ 106↓ 860.1%
Half· 13.11 mi
7:53/mi
1:41:36
↑ 19↓ 370.5%
25K· 15.53 mi
8:05/mi
2:01:12
↑ 66↓ 880.2%
30K· 18.64 mi
8:21/mi
2:27:09
↑ 181↓ 1480.2%
20M
8:16/mi
2:38:23
↑ 64↓ 500.2%
21M
8:29/mi
2:46:52
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:52:31
↑ 17↓ 861.7%
23M
8:00/mi
3:02:32
↑ 23↓ 630.6%
24M
7:55/mi
3:10:27
↓ 821.3%
40K· 24.85 mi
8:11/mi
3:17:27
↓ 200.3%
25.2M
8:51/mi
3:20:30
↑ 13↓ 160.2%
Finish· 26.22 mi
7:46/mi
3:28:25
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:36
Pace7:45 /mi
2nd Half
Distance13.11 mi
Time1:46:49
Pace8:09 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:3023:457:3923:45
7:39
-
10K
6.21 mi11:16:1747:327:3923:47
7:39
0:00
15K
9.32 mi11:40:361:11:517:4324:19
7:50
+0:11
20K
12.43 mi12:04:581:36:137:4524:22
7:51
+0:01
Half
13.11 mi12:10:211:41:367:455:23
7:53
+0:02
25K
15.53 mi12:29:572:01:127:4819:36
8:05
+0:12
30K
18.64 mi12:55:542:27:097:5425:57
8:21
+0:16
20M
20.00 mi13:07:082:38:237:5511:14
8:16
-0:05
21M
21.00 mi13:15:372:46:527:578:29
8:29
+0:13
35K
21.75 mi13:21:162:52:317:565:39
7:33
-0:56
23M
23.00 mi13:31:173:02:327:5610:01
8:00
+0:27
24M
24.00 mi13:39:123:10:277:567:55
7:55
-0:05
40K
24.85 mi13:46:123:17:277:577:00
8:11
+0:16
25.2M
25.20 mi13:49:153:20:307:573:03
8:51
+0:40
Finish
26.22 mi13:57:103:28:257:577:55
7:46
-1:05

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:33 /mi

Average Pace

7:57 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:56

82% of race

Time at Steady Pace

37:29

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:57 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:3023:457:3923:45
7:39
#13457
10K
6.21 mi11:16:1747:327:3923:47
7:39
#13489
15K
9.32 mi11:40:361:11:517:4324:19
7:50
#13826
20K
12.43 mi12:04:581:36:137:4524:22
7:51
#13732
Half
13.11 mi12:10:211:41:367:455:23
7:53
#13786
25K
15.53 mi12:29:572:01:127:4819:36
8:05
#13912
30K
18.64 mi12:55:542:27:097:5425:57
8:21
#13825
20M
20.00 mi13:07:082:38:237:5511:14
8:16
#13668
21M
21.00 mi13:15:372:46:527:578:29
8:29
#13449
35K
21.75 mi13:21:162:52:317:565:39
7:33
#13262
23M
23.00 mi13:31:173:02:327:5610:01
8:00
#13051
24M
24.00 mi13:39:123:10:277:567:55
7:55
#12929
40K
24.85 mi13:46:123:17:277:577:00
8:11
#12852
25.2M
25.20 mi13:49:153:20:307:573:03
8:51
#12805
Finish
26.22 mi13:57:103:28:257:577:55
7:46
#12712
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi134579842984214582(Top 51%)10181(Top 63%)10181(Top 510%)
10K6.21 mi3.10 mi13489-329808+349808+3413490(Top 47%)9792(Top 61%)9792(Top 491%)
15K9.32 mi3.11 mi13826-3379920-1129920-11214582(Top 51%)10181(Top 63%)10181(Top 510%)
20K12.43 mi3.11 mi13732+949833+879833+8713606(Top 48%)9689(Top 60%)9689(Top 485%)
Half13.11 mi0.68 mi13786-549848-159848-1514921(Top 53%)10284(Top 64%)10284(Top 515%)
25K15.53 mi2.42 mi13912-1269875-279875-2714507(Top 51%)9975(Top 62%)9975(Top 500%)
30K18.64 mi3.11 mi13825+879773+1029773+10213822(Top 49%)9513(Top 59%)9513(Top 477%)
20M20.00 mi1.36 mi13668+1579683+909683+9012252(Top 43%)8649(Top 54%)8649(Top 433%)
21M21.00 mi1.00 mi13449+2199551+1329551+13210336(Top 36%)7533(Top 47%)7533(Top 377%)
35K21.75 mi0.75 mi13262+1879452+999452+999018(Top 32%)6880(Top 43%)6880(Top 345%)
23M23.00 mi1.25 mi13051+2119315+1379315+13710025(Top 35%)7254(Top 45%)7254(Top 363%)
24M24.00 mi1.00 mi12929+1229227+889227+8810657(Top 38%)7513(Top 47%)7513(Top 376%)
40K24.85 mi0.85 mi12852+779171+569171+5611459(Top 40%)7794(Top 48%)7794(Top 390%)
25.2M25.20 mi0.35 mi12805+479136+359136+3510878(Top 38%)7431(Top 46%)7431(Top 372%)
Finish26.22 mi1.02 mi12712+939066+709066+7011204(Top 39%)7622(Top 47%)7622(Top 382%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21story building
+97ft-345ft

Overall

14582

Males

10181

M50-54

10181

5K→10K

3.1 - 6.2 mi

Top 47%
×5story building
+79ft-138ft

Overall

13490

Males

9792

M50-54

9792

10K→15K

6.2 - 9.3 mi

Top 51%
×3story building
+67ft-78ft

Overall

14582

Males

10181

M50-54

10181

15K→20K

9.3 - 12.4 mi

Top 48%
×5story building
+106ft-86ft

Overall

13606

Males

9689

M50-54

9689

20K→Half

12.4 - 13.1 mi

Top 53%
×2story building
+19ft-37ft

Overall

14921

Males

10284

M50-54

10284

Half→25K

13.1 - 15.5 mi

Top 51%
×4story building
+66ft-88ft

Overall

14507

Males

9975

M50-54

9975

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

13822

Males

9513

M50-54

9513

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12252

Males

8649

M50-54

8649

20M→21M

20.0 - 21.0 mi

Top 36%
×8story building
+106ft-24ft

Overall

10336

Males

7533

M50-54

7533

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

9018

Males

6880

M50-54

6880

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

10025

Males

7254

M50-54

7254

23M→24M

23.0 - 24.0 mi

Top 38%
×6story building
+12ft-82ft

Overall

10657

Males

7513

M50-54

7513

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11459

Males

7794

M50-54

7794

40K→25.2M

24.9 - 25.2 mi

Top 38%
×1story
+13ft-16ft

Overall

10878

Males

7431

M50-54

7431

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11204

Males

7622

M50-54

7622

Passing Analysis

Category:
Athletes Passed
2364
Passed By
1619
Net Change
+745
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13457
5K → 10K270302-32#13457#13489
10K → 15K110447-337#13489#13826
15K → 20K252158+94#13826#13732
20K → Half1771-54#13732#13786
Half → 25K142268-126#13786#13912
25K → 30K283196+87#13912#13825
30K → 20M19942+157#13825#13668
20M → 21M23112+219#13668#13449
21M → 35K1903+187#13449#13262
35K → 23M23423+211#13262#13051
23M → 24M14523+122#13051#12929
24M → 40K10427+77#12929#12852
40K → 25.2M6013+47#12852#12805
25.2M → Finish12734+93#12805#12712
TOTALS23641619+745
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing